<template>
  <div class="dashboard-container">
    <div class="app-container">
      <page-tools :show-before="true">
        <span slot="before">共16条记录</span>
        <template slot="after">
          <el-button size="small" type="warning" @click="$router.push('/import')">导入</el-button>
          <el-button size="small" type="danger" @click="exportData">导出</el-button>
          <el-button size="small" type="primary" @click="showDialog=true">新增员工</el-button>
        </template>
      </page-tools>
      <!-- 放置表格和分页 -->
      <el-card v-loading="loading">
        <el-table border :data="list">
          <el-table-column type="index" label="序号" sortable/>
          <el-table-column prop="username" label="姓名" sortable/>
          <el-table-column width="120px" label="头像">
            <template #default="{row}">
              <img
                v-imageerror="require('@/assets/common/bigUserHeader.png')"
                :src="row.staffPhoto"
                style="border-radius: 50%; width: 100px; height: 100px; padding: 10px"
                @click="showQrCode(row.staffPhoto)"
              >
            </template>
          </el-table-column>
          <el-table-column prop="workNumber" label="工号" sortable/>
          <el-table-column
            prop="formOfEmployment"
            label="聘用形式"
            :formatter="formatEmployment"
            sortable
          />
          <el-table-column prop="departmentName" label="部门" sortable/>
          <el-table-column prop="timeOfEntry" label="入职时间" sortable>
            <template #default="obj">
              <!-- 将时间进行格式化 -->
              {{ obj.row.timeOfEntry | formatDate }}
            </template>
          </el-table-column>
          <el-table-column prop="enableState" label="账户状态" sortable>
            <template #default="{row}">
              <el-switch :value="row.enableState === 1"/>
            </template>
          </el-table-column>
          <el-table-column prop="right" label="操作" sortable fixed="right" width="280">
            <template #default="{row}">
              <el-button
                type="text"
                size="small"
                :disabled="!checkPermission('POINT-USER-UPDATE')"
                @click="$router.push(`/employees/detail/${row.id}`)"
              >查看</el-button>
              <el-button type="text" size="small">转正</el-button>
              <el-button type="text" size="small">调岗</el-button>
              <el-button type="text" size="small">离职</el-button>
              <el-button type="text" size="small" @click="editRole(row.id)">角色</el-button>
              <el-button type="text" size="small" @click="delEmployee(row.id)">删除</el-button>
            </template>
          </el-table-column>
        </el-table>
        <!-- 分页组件 -->
        <el-row type="flex" justify="center" align="middle" style="height: 60px">
          <el-pagination
            layout="prev, pager, next"
            :current-page="page.page"
            :page-size="page.size"
            :total="page.total"
            @current-change="changePage"
          />
        </el-row>
      </el-card>
      <add-employee :show-dialog.sync="showDialog"/>
      <el-dialog title="二维码" :visible.sync="showCodeDialog">
        <el-row type="flex" justify="center">
          <canvas ref="myCanvas"></canvas>
        </el-row>
      </el-dialog>
      <!-- 放置角色分配 -->
      <assign-role ref="assignrole" :show-role-dialog.sync="showRoleDialog" :user-id="userId"/>
    </div>
  </div>
</template>

<script>
import AssignRole from './components/assign-role'
import EmployeeEnum from '@/api/constant/employees'
import { getEmployeeList, delEmployee } from '@/api/employees'
import AddEmployee from './components/add-employee'
import { formatDate } from '@/filters'
import QrCode from 'qrcode'
export default {
  name: 'Employees',
  components: {
    AddEmployee,
    AssignRole
  },

  data() {
    return {
      list: [],
      page: {
        page: 1,
        size: 10,
        total: 0
      },
      loading: false,
      showDialog: false,
      showCodeDialog: false,
      showRoleDialog: false,
      userId: null
    }
  },
  created() {
    this.getEmployeeList()
  },
  methods: {
    async getEmployeeList() {
      const { total, rows } = await getEmployeeList(this.page)
      this.page.total = total
      this.list = rows
      this.loading = false
    },
    // newPage最新页码
    changePage(newPage) {
      this.page.page = newPage
      this.getEmployeeList()
    },
    // 格式化聘用形式
    formatEmployment(row, column, cellValue, index) {
      // 要去找 1所对应的值
      const obj = EmployeeEnum.hireType.find(item => item.id === cellValue)
      return obj ? obj.value : '未知'
    },
    async delEmployee(id) {
      try {
        await this.$confirm('确定删除该员工？')
        await delEmployee(id)
        this.$message.success('删除员工成功')
        this.getEmployeeList() // 重新拉取数据
      } catch (error) {
        console.log(error)
      }
    },
    // 导出
    exportData() {
      const headers = {
        姓名: 'username',
        手机号: 'mobile',
        入职日期: 'timeOfEntry',
        聘用形式: 'formOfEmployment',
        转正日期: 'correctionTime',
        工号: 'workNumber',
        部门: 'departmentName'
      }
      import('@/vendor/Export2Excel').then(async excel => {
        // excel 引入文件的导出对象
        const { rows } = await getEmployeeList({
          page: 1,
          size: this.page.total
        })
        const data = this.formatJson(headers, rows)
        const multiHeader = [['姓名', '主要信息', '', '', '', '', '部门']]
        const merges = ['A1:A2', 'B1:F1', 'G1:G2']
        excel.export_json_to_excel({
          header: Object.keys(headers), // 表头 必填
          data, // 具体数据 必填
          filename: 'excel-list', // 非必填
          autoWidth: true, // 非必填
          bookType: 'xlsx', // 非必填
          merges, // 需要合并的部分
          multiHeader // 复杂表头
        })
      })
    },
    // 该方法负责将数组转化成二维数组
    formatJson(headers, rows) {
      // map方法 返回新的数组
      // 首先遍历数组
      return rows.map(item => {
        // item是一个对象
        return Object.keys(headers).map(key => {
          // 需要判断 字段
          if (
            headers[key] === 'timeOfEntry' ||
            headers[key] === 'correctionTime'
          ) {
            // 格式化日期
            return formatDate(item[headers[key]])
          } else if (headers[key] === 'formatEmployment') {
            const obj = EmployeeEnum.hireType.find(
              obj => obj.id === item[headers[key]]
            )
            return obj ? obj.value : '未知'
          }
          return item[headers[key]]
        })
      })
    },
    showQrCode(url) {
      if (url) {
        this.showCodeDialog = true // 数据更新了 但是我的弹层会立刻出现吗 ？页面的渲染是异步的！！！！
        // 有一个方法可以在上一次数据更新完毕，页面渲染完毕之后
        this.$nextTick(() => {
          // 此时可以确认已经有ref对象了
          QrCode.toCanvas(this.$refs.myCanvas, url) // 将地址转化成二维码
          // 如果转化的二维码后面信息 是一个地址的话 就会跳转到该地址 如果不是地址就会显示内容
        })
      } else {
        this.$message.warning('该用户还未上传头像')
      }
    },
    async editRole(id) {
      // userId通过props传给子组件  异步
      this.userId = id
      // 弹框出现闪动  用async  await
      await this.$refs.assignrole.getUserDetailById(id) // 调用子组件的方法getUserDetailById（） 把子组件标签ref
      this.showRoleDialog = true
    }
  }
}
</script>

<style>
</style>
